y'all i was in the middle of doing a very important test and on the zoom call my teacher accidentally showed the answer key, yoo i snapped a pic of that and got a 100, that finna boost my grade up ayy !!

Which of the following was a key accomplishment of the people of songhai? a. they had a strong military and became the largest empire in west africa. b. they established a center of islamic scholarship. c. they worked with iron and prospered from the gold-salt trade. d. they dominated in the trade of ivory, enslaved people, and animal skins.